#513629
Closest named color: Charcoal Grey (#3C4142). oklch(36.1% 0.045 46.6), rgb(81, 54, 41).
Aa
White text reads best on this color (10.99:1).
About this color
#513629 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.045 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.052 away. White text reads best on it, at 10.99:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.90:1 |
| White text | 10.99:1 |
Values
| HEX | #513629 |
| RGB | rgb(81, 54, 41) |
| HSL | hsl(19, 33%, 24%) |
| OKLCH | oklch(36.1% 0.045 46.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #513629 | 10.99:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #513629 | 1.90:1 | Fails | Lc 8.5 | Not readable |
| #513629 text on white | 10.99:1 | AAA | Lc 95.4 | Preferred for body text |
| #513629 text on black | 1.90:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#F0E8E4
oklch(93.6% 0.01 48.6)
-
Step 200
200
#E4D6CF
oklch(88.5% 0.018 48.5)
-
Step 300
300
#D4BBAF
oklch(81% 0.033 47.3)
-
Step 400
400
#BE9785
oklch(70.8% 0.054 46)
-
Step 500
500
#AD7D66
oklch(63.2% 0.069 46.6)
-
Step 600
600
#98664D
oklch(55.7% 0.075 47.3)
-
Step 700
700
#81543E
oklch(49% 0.069 46.7)
-
Step 800
800
#694534
oklch(42.7% 0.057 46)
-
Step 900
900 (this color)
#513629
oklch(36.1% 0.045 46.6)
-
Step 950
950
#32221B
oklch(26.9% 0.028 44.6)
#513629 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3D3928 | 0.038 |
| Deuteranopia (no green cones) | #433E29 | 0.035 |
| Tritanopia (no blue cones) | #583133 | 0.029 |
| Achromatopsia (no color) | #3C3C3C | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513629
#513629
oklch(36.1% 0.045 46.6)
- #22424F
#22424F
oklch(36% 0.044 226.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #513629, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.052
- Purple Brown #673A3F ΔE 0.057
- Onyx #343A40 ΔE 0.059
- Mud Brown #60460F ΔE 0.070
- Chestnut #742802 ΔE 0.076
- Dark Olive #373E02 ΔE 0.077
- Pakistan Green #283618 ΔE 0.081
- Gunmetal #293241 ΔE 0.084
Use #513629 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.